package com.weeho.dongyong.utils;

import javax.servlet.http.HttpServletRequest;

/**
 *
 * @author Administrator
 */
public class RequestUtils {

    /**
     * 获取用户的客户端ip
     *
     * @param request
     * @return
     */
    public static String getIpAddr(HttpServletRequest request) {
        String ip = request.getHeader("X-Real-IP");
        if (ip == null || ip.length() == 0 || " unknown ".equalsIgnoreCase(ip)) {
            ip = request.getHeader("x-forwarded-for");
        }
        if (ip == null || ip.length() == 0 || " unknown ".equalsIgnoreCase(ip)) {
            ip = request.getHeader("Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || " unknown ".equalsIgnoreCase(ip)) {
            ip = request.getHeader("WL-Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || " unknown ".equalsIgnoreCase(ip)) {
            ip = request.getRemoteAddr();
        }
        return ip;
//        String ip = request.getHeader("x-forwarded-for");
//
//        if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
//
//            ip = request.getHeader("Proxy-Client-IP");
//
//        }
//
//        if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
//
//            ip = request.getHeader("WL-Proxy-Client-IP");
//
//        }
//
//        if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
//
//            ip = request.getRemoteAddr();
//
//        }
//
//        return ip;
    }
}
